WebKitQuartzCoreAdditions.cpp   [plain text]

/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/

#include "CAD3DRenderer.h"
#include "WebKitQuartzCoreAdditionsBase.h"

using namespace WKQCA;

namespace WKQCA {

static HINSTANCE instance;

HINSTANCE dllInstance()
{
    return instance;
}

} // namespace WKQCA

BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
    switch (fdwReason) {
    case DLL_PROCESS_ATTACH:
#if defined(_M_X64) || defined(__x86_64__)
        // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
        // if the feature has been disabled in firmware. This causes us to crash
        // in some of the math functions. For now, we disable those optimizations
        // because Microsoft is not going to fix the problem in VS2013.
        // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
        _set_FMA3_enable(0);
#endif
        instance = hinstDLL;
        break;

    case DLL_PROCESS_DETACH:
    case DLL_THREAD_ATTACH:
    case DLL_THREAD_DETACH:
        ASSERT_ARG(hinstDLL, hinstDLL == instance);
        break;
    }

    return TRUE;
}

void WKCACFShutDown()
{
    CAD3DRenderer::shared().release();
}